Finding the Fourth Proportional to 392,911.44, 588,873.72 and 168,007.68
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Solution
The fourth proportional to 392,911.44, 588,873.72 and 168,007.68 is: 251,800.53
Step by Step Solution
- Step 1: Write the proportion equation
392,911.44 : 588,873.72 = 168,007.68 : x - Step 2: Convert to fraction form
392,911.44/588,873.72 = 168,007.68/x - Step 3: Cross multiply
392,911.44x = 588,873.72 × 168,007.68 - Step 4: Simplify right side
392,911.44x = 98,935,307,510.17 - Step 5: Solve for x
x = 98,935,307,510.17/392,911.44 - Step 6: Final answer
x = 251,800.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.